"Sun, 14 Jul 2024 14:15:05"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240714
Only TIME
14:15:05
General datetime
2024-07-14 14:15:05Z
For Database
2024-07-14 14:15:05
For HTTP1.1
Sun, 14 Jul 2024 14:15:05 GMT